Disconnected Sensor Connector (Related To Pi14S); Disconnected Sensor Connector (Related To Pi15S) - Sharp AR-FN8 Service Manual

10. Disconnected sensor connector (related to PI14S)

Cause
Paper pushing plate
home position sensor
(PI14S; disconnected)
Wiring
Power supply
Ground

11. Disconnected sensor connector (related to PI15S)

Cause
Paper pushing plate
home position top
position sensor (PI15S;
disconnected)
Wiring
Power supply
Ground
Step Checks
1 Are the connectors of the
paper pushing plate home
position sensor and the saddle
stitcher controller PCB
connected correctly?
2 Is the wiring between the
sensor and the saddle stitcher
broken?
3 Is 5 VDC present at J9-10 on
the saddle stitcher controller
PCB?
4 Is J9-11 on the saddle stitcher
controller PCB grounded
correctly?
Step Checks
1 Are the connectors of the
paper pushing plate top
position sensor and the saddle
stitcher controller PCB
connected correctly?
2 Is the wiring between the
sensor and the saddle stitcher
broken?
3 Is 5 VDC present at J9-13 on
the saddle stitcher controller
PCB?
4 Is J9-14 on the saddle stitcher
controller PCB grounded
correctly?
CHAPTER 7 TROUBLESHOOTING
Yes/No
No Connect the
connectors.
Yes Correct the wiring.
No Replace the saddle
stitcher controller
PCB.
No
Yes/No
No Connect the
connectors.
Yes Correct the wiring.
No Replace the saddle
stitcher controller
PCB.
No
Action
Action
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